3 years ago

A dog weighs 20% more than it did three months ago. It weighs 36 pounds now. How much did the dog weigh three months ago?

1 answer:

6 0

Answer: 30 pounds
Step-by-step explanation:
Let the weight 3 month ago be X.
20% more than x is:
1.2x

We now have the following equation:
1.2x = 36
x = 36/1.2
x = 30 pounds

Hope that helps! Have a good day :)

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